Question

The gravitational force acting on a particle of mass Ig due to a similar particle is equal to 667x10
Then the separation between particles is
​

Answer 1

Explanation:

Answer

Given,

M

1

=M

2

=10

−3

kg,G=6.67×10

−11

So, F=

r

2

GM

1

M

2

Where r is the distance between them,

F=

r

2

6.67×10

−11

×10

−3

×10

−3

6.67×10

−11

=

r

6.67×10

−11

×10

−6

2

=10

−6

⇒r=

10

−6

=10

−3

=1mm